Advertisements
Advertisements
प्रश्न
Match the items of Column I and Column II.
| Column I | Column II |
| (i) Butter | (a) dispersion of liquid in liquid |
| (ii) Pumice stone | (b) dispersion of solid in liquid |
| (iii) Milk | (c) dispersion of gas in solid |
| (iv) Paints | (d) dispersion of liquid in solid |
Advertisements
उत्तर
| Column I | Column II |
| (i) Butter | (d) dispersion of liquid in solid |
| (ii) Pumice stone | (c) dispersion of gas in solid |
| (iii) Milk | (a) dispersion of liquid in liquid |
| (iv) Paints | (b) dispersion of solid in liquid |
Explanation:
(i) Butter is an example of dispersion of liquid in solid.
(ii) Pumice stone is an example of dispersion of gas in solid in which gas bubbles are pierced within solid particles.
(iii) Milk is a dispersion of liquid in which fats and protein are dissolved in milk.
(iv) Paint is an example of solid in liquid.
APPEARS IN
संबंधित प्रश्न
Distinguish between lyophobic and lyophilic sols.
Write Hardy-Sulze rules.
Which one of the following methods is used to make platinum sol?
Which of the following is multimolecular colloid?
Identify the CORRECT statement.
The precipitation power of an electrolyte increases with ______.
The order of coagulating power of following ions in the coagulation of a positive sol is:
i. \[\ce{PO^{3-}_4}\]
ii. \[\ce{SO^{2-}_4}\]
iii. \[\ce{[Fe(CN)6]^{4-}}\]
iv. \[\ce{NO^-_3}\]
Smoke is an example of ____________.
Which of the following can form colloidal sol with water?
The movement of colloidal particles towards respective electrode under electric field is called ______.
Which of the following ionic species has highest precipitating power?
Freshly prepared precipitate sometimes gets converted to colloidal solution by ______.
An emulsion cannot be broken by:
(i) heating
(ii) adding more amount of dispersion medium
(iii) freezing
(iv) adding emulsifying agent
How do emulsifying agents stabilise the emulsion?
Which of the following substances will precipitate the negatively charge emulsion
Which of the following is most powerful to coagulate the negative colloid?
Which of the following electrolytes will be most effective in coagulating negative sol?
Identify the colloidal molecule containing hydrophilic head and hydrophobic tail within it.
Identify positively charged sol from following.
Identify the correct decreasing order of precipitation power of flocculating ion added, from following.
